Image for a portion of a display screen



The FIGURE is a front view of an image for a portion of a display screen showing our new design.

The broken line drawings of the rectangles are for illustrative purposes only and form no part of the claimed design. The broken line showing of the elongated rectangle and square and the areas within form no part of the claimed design. The broken line on the bottom edge of the image forms no part of the claimed design. The broken line showing of the display screen is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an image for a portion of a display screen, as shown and described. 